version 1.2, 2004/06/16 21:35:20
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version 1.3, 2004/06/16 22:45:51
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Line 1008 href="biaspar/vplrbiaspar.txt"><b>biaspa
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Line 1008 href="biaspar/vplrbiaspar.txt"><b>biaspa
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<p>The period prevalence has to be compared with the cross-sectional
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<p>The period prevalence has to be compared with the cross-sectional
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prevalence. But both are statistical estimates and therefore
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prevalence. But both are statistical estimates and therefore
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have confidence intervals.
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have confidence intervals.
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<b>For the cross-sectional prevalence we generally need information on
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<br>For the cross-sectional prevalence we generally need information on
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the design of the surveys. It is usually not enough to consider the
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the design of the surveys. It is usually not enough to consider the
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number of people surveyed at a particular age and to estimate a
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number of people surveyed at a particular age and to estimate a
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Bernouilli confidence interval based on the prevalence at that
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Bernouilli confidence interval based on the prevalence at that
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